26143240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{839}}^1$

素因数の和:910

約数の個数: 64

約数和(自身を含む): 63504000

約数和(自身を除く): 37360760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 839, 1558, 1640, 1678, 3116, 3356, 3895, 4195, 6232, 6712, 7790, 8390, 15580, 15941, 16780, 31160, 31882, 33560, 34399, 63764, 68798, 79705, 127528, 137596, 159410, 171995, 275192, 318820, 343990, 637640, 653581, 687980, 1307162, 1375960, 2614324, 3267905, 5228648, 6535810, 13071620, 26143240]

約数ペア:

[(1, 26143240), (2, 13071620), (4, 6535810), (5, 5228648), (8, 3267905), (10, 2614324), (19, 1375960), (20, 1307162), (38, 687980), (40, 653581), (41, 637640), (76, 343990), (82, 318820), (95, 275192), (152, 171995), (164, 159410), (190, 137596), (205, 127528), (328, 79705), (380, 68798), (410, 63764), (760, 34399), (779, 33560), (820, 31882), (839, 31160), (1558, 16780), (1640, 15941), (1678, 15580), (3116, 8390), (3356, 7790), (3895, 6712), (4195, 6232)]